40357422 has 96 divisors (see below), whose sum is σ = 107557632. Its totient is φ = 10674432.

The previous prime is 40357411. The next prime is 40357423. The reversal of 40357422 is 22475304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40357423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 177673 + ... + 177899.

It is an arithmetic number, because the mean of its divisors is an integer number (1120392).

Almost surely, 2^40357422 is an apocalyptic number.

40357422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 40357422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53778816).

40357422 is an abundant number, since it is smaller than the sum of its proper divisors (67200210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40357422 is a wasteful number, since it uses less digits than its factorization.

40357422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 40357422 is about 6352.7491686671. The cubic root of 40357422 is about 343.0108086477.

The spelling of 40357422 in words is "forty million, three hundred fifty-seven thousand, four hundred twenty-two".